loongson/pypi: links for fiber

loongson/mirror fiber-0.2.1.tar.gz
loongson/mirror fiber-0.2.1.dev1.tar.gz
loongson/mirror fiber-0.2.1.dev0.tar.gz
loongson/mirror fiber-0.2.0.tar.gz
loongson/mirror fiber-0.2.0rc1.tar.gz
loongson/mirror fiber-0.0.1.tar.gz